Declension table of ?saptahaya

Masculine	Singular	Dual	Plural
Nominative	saptahayaḥ	saptahayau	saptahayāḥ
Vocative	saptahaya	saptahayau	saptahayāḥ
Accusative	saptahayam	saptahayau	saptahayān
Instrumental	saptahayena	saptahayābhyām	saptahayaiḥ saptahayebhiḥ
Dative	saptahayāya	saptahayābhyām	saptahayebhyaḥ
Ablative	saptahayāt	saptahayābhyām	saptahayebhyaḥ
Genitive	saptahayasya	saptahayayoḥ	saptahayānām
Locative	saptahaye	saptahayayoḥ	saptahayeṣu

Compound saptahaya -

Adverb -saptahayam -saptahayāt